<template>
  <div class="count">
    <h1>我的名字是{{ name }}，我的位子是{{ address }}</h1>
    <h1>当前求和为:{{ sum }}</h1>
    <h1>当前求和后的10倍为:{{ largeSum }}</h1>
    <h1 style="color: red">Person组件的人数为:{{ persons.length }}</h1>
    <select v-model.number="n">
      <option value="1">1</option>
      <option value="2">2</option>
      <option value="3">3</option>
      <option value="4">4</option>
    </select>
    <button @click="increment(n)">+</button>
    <button @click="decrement(n)">-</button>
    <button @click="jiaOdd(n)">当前求和为奇数再加</button>
    <button @click="jiaWait(n)">等一等再加</button>
  </div>
</template>

<script>
import { mapState, mapGetters, mapMutations, mapActions } from "vuex";
export default {
  name: "Count",
  data() {
    return {
      n: 1, //用户选择的数字
    };
  },
  computed: {
    ...mapState("CountAbout", ["sum", "name", "address"]),

    ...mapState("PersonAbout", ["persons"]),

    ...mapGetters("CountAbout", ["largeSum"]), //数组写法
  },

  methods: {
    ...mapMutations("CountAbout", { increment: "JIA", decrement: "JIAN" }),

    ...mapActions("CountAbout", ["jiaOdd", "jiaWait"]),
  },
};
</script>
<style>
button {
  margin-left: 5px;
}
</style>